Q: A large tanker can be filled by two pipes A and B in 60 and 40 minu – McqOptions

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1.	Q: A large tanker can be filled by two pipes A and B in 60 and 40 minutes respectively. How many minutes will it take to fill the tanker from empty state if B is used for half the time and A and B fill it together for the other half ?
A.	31 min
B.	29 min
C.	28 min
D.	30 min
Answer» E.

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